package com.atguigu.day04;

public class Test3 {

    public static void main(String[] args) {
        int jj = 20;
        int a = 0;
        int b = 0;
        for (int ii = 0; ii <= jj; ii += 2, jj--) {
            if (ii % 3 == 0) {
                a = ii;
                System.out.println(ii + " Hello");
            } else {
                b = ii;
                System.out.println(ii + "\tWorld");
            }
        }
        System.out.println("a*b的值:" + a + "*" + b + "=" + a * b);
    }
}
